feat: add support for "sharp" for image generation

package.json

@@ -36,7 +36,6 @@
     "@hapi/boom": "^9.1.3",
     "curve25519-js": "^0.0.4",
     "got": "^11.8.1",
-    "jimp": "^0.16.1",
     "libsignal": "git+https://github.com/adiwajshing/libsignal-node",
     "music-metadata": "^7.4.1",
     "node-cache": "^5.1.2",
@@ -45,7 +44,9 @@
     "ws": "^8.0.0"
   },
   "optionalDependencies": {
-    "qrcode-terminal": "^0.12.0"
+    "qrcode-terminal": "^0.12.0",
+    "jimp": "^0.16.1",
+    "sharp": "^0.29.3"
   },
   "files": [
     "lib/*",
@@ -58,9 +59,12 @@
     "@types/jest": "^26.0.24",
     "@types/node": "^14.6.2",
     "@types/pino": "^6.3.2",
+    "@types/sharp": "^0.29.4",
     "@types/ws": "^8.0.0",
     "jest": "^27.0.6",
+    "jimp": "^0.16.1",
     "qrcode-terminal": "^0.12.0",
+    "sharp": "^0.29.3",
     "ts-jest": "^27.0.3",
     "ts-node": "^10.0.0",
     "typedoc": "^0.20.0-beta.27",